Home / 27,354.60-41,037.30-12,354.21

Finding the Fourth Proportional to 27,354.60, 41,037.30 and 12,354.21

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Solution

The fourth proportional to 27,354.60, 41,037.30 and 12,354.21 is: 18,533.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,354.60 : 41,037.30 = 12,354.21 : x
  2. Step 2: Convert to fraction form
    27,354.60/41,037.30 = 12,354.21/x
  3. Step 3: Cross multiply
    27,354.60x = 41,037.30 × 12,354.21
  4. Step 4: Simplify right side
    27,354.60x = 506,983,422.03
  5. Step 5: Solve for x
    x = 506,983,422.03/27,354.60
  6. Step 6: Final answer
    x = 18,533.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.